// Copyright (c) 2011 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "ui/views/examples/radio_button_example.h"

#include <stddef.h>

#include "base/macros.h"
#include "base/strings/stringprintf.h"
#include "base/strings/utf_string_conversions.h"
#include "ui/views/controls/button/label_button.h"
#include "ui/views/controls/button/radio_button.h"
#include "ui/views/layout/grid_layout.h"
#include "ui/views/view.h"

namespace views {
namespace examples {

    RadioButtonExample::RadioButtonExample()
        : ExampleBase("Radio Button")
        , count_(0)
    {
    }

    RadioButtonExample::~RadioButtonExample()
    {
    }

    void RadioButtonExample::CreateExampleView(View* container)
    {
        select_ = new LabelButton(this, base::ASCIIToUTF16("Select"));
        status_ = new LabelButton(this, base::ASCIIToUTF16("Show Status"));

        int group = 1;
        for (size_t i = 0; i < arraysize(radio_buttons_); ++i) {
            radio_buttons_[i] = new RadioButton(
                base::UTF8ToUTF16(base::StringPrintf(
                    "Radio %d in group %d", static_cast<int>(i) + 1, group)),
                group);
            radio_buttons_[i]->set_listener(this);
        }

        GridLayout* layout = new GridLayout(container);
        container->SetLayoutManager(layout);

        ColumnSet* column_set = layout->AddColumnSet(0);
        column_set->AddColumn(GridLayout::FILL, GridLayout::FILL,
            1.0f, GridLayout::USE_PREF, 0, 0);
        for (size_t i = 0; i < arraysize(radio_buttons_); ++i) {
            layout->StartRow(0, 0);
            layout->AddView(radio_buttons_[i]);
        }
        layout->StartRow(0, 0);
        layout->AddView(select_);
        layout->StartRow(0, 0);
        layout->AddView(status_);
    }

    void RadioButtonExample::ButtonPressed(Button* sender, const ui::Event& event)
    {
        if (sender == select_) {
            radio_buttons_[2]->SetChecked(true);
        } else if (sender == status_) {
            // Show the state of radio buttons.
            PrintStatus("Group: 1:%s, 2:%s, 3:%s",
                BoolToOnOff(radio_buttons_[0]->checked()),
                BoolToOnOff(radio_buttons_[1]->checked()),
                BoolToOnOff(radio_buttons_[2]->checked()));
        } else {
            PrintStatus("Pressed! count:%d", ++count_);
        }
    }

} // namespace examples
} // namespace views
